/cast [target=mouseover,harm,exists]净化;[target=harm,exists]净化;驱毒驱散鼠标指向敌对目标的BUFF,鼠标指向空处时驱散敌对主目标的BUFF,主目标为友方时驱散毒/cast [target=player]驱毒为自己驱散毒,不改变主目标